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Test if a variable is set in bash when using “set -o nounset”
...without the colon. On some versions of 'nix it probably won't work without including the colon, so it should probably be added.
– Kevin Fegan
Jan 7 '14 at 20:58
8
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Add table row in jQuery
...ast').after('<tr>...</tr><tr>...</tr>');
You can include anything within the after() method as long as it's valid HTML, including multiple rows as per the example above.
Update: Revisiting this answer following recent activity with this question. eyelidlessness makes a goo...
Get cookie by name
...ssing, we prepend the cookies string with "; ", so that every cookie name, including the first one, is enclosed with "; " and "=":
"; {name}={value}; {name}={value}; ..."
Now, we can first split by "; {name}=", and if token is found in a cookie string (i.e. we have two elements), we will end up w...
How to exclude a file extension from IntelliJ IDEA search?
... - exclude CSS files
file[MyMod]:src/main/java/com/example/my_package//* - include files from the directory in a project.
src[MyMod]:com.example.my_package..* - recursively include all files in a package.
file:*.js||file:*.coffee - include all JavaScript and CoffeeScript files.
file:*js&&!fi...
Split string with delimiters in C
...it does not handle consecutive delimiters, "JAN,,,FEB,MAR" for example):
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
char** str_split(char* a_str, const char a_delim)
{
char** result = 0;
size_t count = 0;
char* tmp ...
Dynamically generating a QR code with PHP [closed]
...://phpqrcode.sourceforge.net/examples/index.php
1. QR code encoder
first include the library from your local path
include('../qrlib.php');
then to output the image directly as PNG stream do for example:
QRcode::png('your texte here...');
to save the result locally as a PNG image:
$tempDir =...
How to understand nil vs. empty vs. blank in Ruby
... blank? and present? are not "Rails-only", they're automatically included by Rails but can easily be included in non-Rails code by using ActiveSupport's Core extensions. See stackoverflow.com/questions/4238867/…
– the Tin Man
Jan 28 at 18:16
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HTTP response code for POST when resource already exists
...to resolve the conflict and resubmit the request. The response body SHOULD include enough information for the user to recognize the source of the conflict. Ideally, the response entity would include enough information for the user or user agent to fix the problem; however, that might not be possible...
WebDriver: check if an element exists? [duplicate]
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